Back cover detail for a handset



FIG. 1 is a perspective rear view of the back cover detail for a handset;

FIG. 2 is a rear view thereof; and,

FIG. 3 is a top plan view thereof.

The portions of the drawings shown in broken lines are for illustrative purposes only and form no part of the claimed design. 

I claim the ornamental design for a back cover detail for a handset, as shown and described. 